30-7x=9x-2

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Solution for 30-7x=9x-2 equation:


Simplifying
30 + -7x = 9x + -2

Reorder the terms:
30 + -7x = -2 + 9x

Solving
30 + -7x = -2 + 9x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-9x' to each side of the equation.
30 + -7x + -9x = -2 + 9x + -9x

Combine like terms: -7x + -9x = -16x
30 + -16x = -2 + 9x + -9x

Combine like terms: 9x + -9x = 0
30 + -16x = -2 + 0
30 + -16x = -2

Add '-30' to each side of the equation.
30 + -30 + -16x = -2 + -30

Combine like terms: 30 + -30 = 0
0 + -16x = -2 + -30
-16x = -2 + -30

Combine like terms: -2 + -30 = -32
-16x = -32

Divide each side by '-16'.
x = 2

Simplifying
x = 2

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